<ul><li>Survo Challenge 2 is a puzzle introduced by Finnish professor Seppo Mustonen.</li><li>It started as a side project connected to the SURVO statistical computing environment before becoming a standalone puzzle.</li><li>The puzzle requires algorithmic thinking and mathematical reasoning, similar to Sudoku and Kakuro.</li><li>Players need to fill blanks using numbers from 1 to 12 ensuring each number appears once and row/column sums match given numbers.</li></ul>

Survo Challenge 2: Flex Your Algorithmic Thinking in 3 Minutes with This Puzzle

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